Let X = {a, b, c}. Define a relation J on P(X) as follows: For all A, B P(X), A J B A B

Chapter 8, Problem 6

(choose chapter or problem)

Let X = {a, b, c}. Define a relation J on \(\mathscr{P}\)(X) as follows:

For all A, B \(\in\) \(\mathscr{P}\)(X),

A J B \(\Leftrightarrow\) A \(\cap\) B = \(\varnothing\).

a. Is {a} J {c}?

b. Is {a, b} J {b, c}?

c. Is {a, b} J {a, b, c}?

Text Transcription:

mathscr P

in

Leftrightarrow

cap

varnothing

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